Home / 47,932,327.80-71,898,491.70-40,279,577.40

Finding the Fourth Proportional to 47,932,327.80, 71,898,491.70 and 40,279,577.40

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Solution

The fourth proportional to 47,932,327.80, 71,898,491.70 and 40,279,577.40 is: 60,419,366.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,932,327.80 : 71,898,491.70 = 40,279,577.40 : x
  2. Step 2: Convert to fraction form
    47,932,327.80/71,898,491.70 = 40,279,577.40/x
  3. Step 3: Cross multiply
    47,932,327.80x = 71,898,491.70 × 40,279,577.40
  4. Step 4: Simplify right side
    47,932,327.80x = 2,896,040,861,373,407.50
  5. Step 5: Solve for x
    x = 2,896,040,861,373,407.50/47,932,327.80
  6. Step 6: Final answer
    x = 60,419,366.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.